DICTIONARY ENTRY
3 SYLLABLES
hafnium
/'hæfniəm/ · hæfniəm
Hafnium has 3 syllables: haf · ni · um.
haf
01
ni
02
um
03
noun. A grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons.
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